7145044276 has 6 divisors (see below), whose sum is σ = 12503827490. Its totient is φ = 3572522136.

The previous prime is 7145044237. The next prime is 7145044279. The reversal of 7145044276 is 6724405417.

It can be written as a sum of positive squares in only one way, i.e., 4011955600 + 3133088676 = 63340^2 + 55974^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7145044279) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 893130531 + ... + 893130538.

Almost surely, 2^7145044276 is an apocalyptic number.

It is an amenable number.

7145044276 is a deficient number, since it is larger than the sum of its proper divisors (5358783214).

7145044276 is a wasteful number, since it uses less digits than its factorization.

7145044276 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1786261073 (or 1786261071 counting only the distinct ones).

The product of its (nonzero) digits is 188160, while the sum is 40.

The square root of 7145044276 is about 84528.3637366772. The cubic root of 7145044276 is about 1926.0533304045.

The spelling of 7145044276 in words is "seven billion, one hundred forty-five million, forty-four thousand, two hundred seventy-six".